Periodic Table of the Elements: Thulium

Name: Thulium
Symbol: Tm
Atomic Number: 69
Atomic Mass: 168.934
Atomic Volume: 18.13 cc/mol
Discovered By: Cleve
Discovery Date: 1879
Origin of Name: Thulium - Thule, an early name for Scandinavia
Toxicity: ???
Summary: A rare earth lanthanide.


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HHe
LiBeBCNOFNe
NaMgAlSiPSClAr
KCaScTiVCrMnFeCoNiCuZnGaGeAsSeBrKr
RbSrYZrNbMoTcRuRhPdAgCdInSnSbTeIXe
CsBaLaCePrNdPmSmEuGdTbDyHoErTmYbLuHfTaWReOsIrPtAuHgTlPbBiPoAtRn
FrRaAcThPaUNpPuAmCmBkCfEsFmMdNoLr

© Copyright 1998 David August